In depth comparison and review of Acer Aspire 5 (A517-51G) and Lenovo ThinkPad Z16 Gen 1 (21D5). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo ThinkPad Z16 Gen 1 (21D5) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
powerful AMD processor
high-resolution display
good battery life
heavier than competitors
expensive base model
limited color options
noisy under load
| DESIGN AND DIMENSIONS | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 42.332 cm x 28.991 cm x 2.825 cm | 35.44 cm x 23.74 cm x 1.58 cm |
| Weight | 3 kg | 1.94 kg |
| Case Material | Polycarbonate, ABS plastic | Aluminium (top), aluminium (bottom) |
| Colour | Obsidian black | Black (bottom), arctic grey (top) |
| DISPLAY | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Screen Size (Type) | 17.3" | 16" OLED |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2400 (WQUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 500 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Features | Anti-glare, ComfyView, 25 ms response rate | Anti-reflective, One Glass Solution, anti-smudge, Low Blue Light technology, Dolby Vision, 175° viewing angle, 92.3% screen-to-body ratio |
| PROCESSOR | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| CPU | Intel Core i5 (8th Gen) 8250U / 1.6 GHz | AMD Ryzen 7 Pro 6850H / 3.2 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 4.7 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 6 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 32 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | - | 6400 MHz |
| Rated Speed | - | 6400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD - Kingston | 1.024 TB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Western Digital |
|---|---|---|
| Secondary Storage | 1 TB HDD SATA / 5400 rpm - HGST | - |
| Optical Drive | DVD-Writer - tray | - |
| AUDIO & VIDEO | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce MX150 | AMD Radeon 680M |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 2 GB GDDR5 SDRAM | - |
| Camera | Yes - HD | Yes - 1080p |
| Camera Features | - | Windows Hello, fixed focus, e-camera shutter, hybrid FHD/IR camera |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| Audio Features | Acer TrueHarmony technology | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Qualcomm NFA725A |
| Network Interface | Gigabit Ethernet | - |
| Features | Wake-on-LAN (WOL) | - |
| BATTERY | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Technology | 4-cell | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 3320 mAh | 72 Wh |
| AC ADAPTER | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19 V | 135 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Interfaces | 2 x USB 2.0 USB 3.0 HDMI LAN USB-C 3.1 Gen 1 Headphone/microphone combo jack |
USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) 2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | Yes (SD Card, SDXC UHS-II Card) |
| SOFTWARE | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Pro |
|---|
| MISCELLANEOUS | Acer Aspire 5 (A517-51G) | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Included Accessories | Power adapter | USB-C slim power adapter |
|---|---|---|
| Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | HDCP Compliant | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication |
| Compliant Standards | - | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified, TCO Certified 9.0 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Model Number | 55NN | - |
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